package com.spring_book.spring_book.service;

import com.spring_book.spring_book.constant.Constants;
import com.spring_book.spring_book.mapper.UserMapper;
import com.spring_book.spring_book.model.UserInfo;
import jakarta.servlet.http.HttpSession;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

@Service
public class UserService {
    @Autowired
    private UserMapper userMapper;
    public Boolean checkUserAndPassword(String username, String password, HttpSession session) {
        if(!StringUtils.hasLength(username) || !StringUtils.hasLength(password)){
            return false;
        }
        UserInfo userInfo = userMapper.selectUser(username);
        if(userInfo == null){
            return false;
        }
        if(password.equals(userInfo.getPassword())){
            //账号密码正确
            session.setAttribute(Constants.SESSION_USER_KEY, username);
            return true;
        }
        return false;
    }
}
